diff --git a/commerce_coupon.install b/commerce_coupon.install
index 42d48ec..d7a5e53 100644
--- a/commerce_coupon.install
+++ b/commerce_coupon.install
@@ -182,9 +182,9 @@ function commerce_coupon_update_7002(&$sandbox) {
 function commerce_coupon_update_7003(&$sandbox) {
   $field = array(
     'field_name' => 'commerce_coupon_reference',
-    'type' => 'commerce_coupon_reference',
+    'type' => 'entityreference',
     'cardinality' => 1,
-    'entity_types' => array('commerce_line_item'),
+    'entity_types' => array('commerce_order', 'commerce_line_item'),
     'translatable' => FALSE,
     'settings' => array(),
   );